This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 18 |
3 | 118 |
4 | 419 |
5 | 308 |
6 | 9113 |
7 | 257 |
8 | 66562 |
9 | 1874374 |
10 | 1 |
11 | 1 |
12 | 1 |
13 | 338749352 |
14 | 2415951874 |
15 | 3264337734 |
16 | 21690135624 |
17 | 69236561678 |
18 | 276040954847 |
19 | 1 |
20 | 4408512107192 |
21 | 17665416905448 |
22 | 70525678835838 |
23 | 422589088112942 |
24 | 1972301894061609 |